login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A270066 Number of tilings of a 6 X n rectangle using monominoes and trominoes of any shape. 2

%I

%S 1,6,438,23509,1238818,65410388,3473827027,184140417890,9756894398324,

%T 517174361985073,27412100990502042,1452889626133073024,

%U 77006768282516987969,4081555197498259422846,216332403430110823588762,11466150014825389043509015

%N Number of tilings of a 6 X n rectangle using monominoes and trominoes of any shape.

%H Alois P. Heinz, <a href="/A270066/b270066.txt">Table of n, a(n) for n = 0..580</a>

%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Tromino">Tromino</a>

%Y Column k=6 of A270061.

%K nonn

%O 0,2

%A _Alois P. Heinz_, Mar 09 2016

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 26 05:51 EST 2020. Contains 332277 sequences. (Running on oeis4.)